SPECTRAL RESEARCH
LABORATORIES
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BOOK COMPANION / TOPIC RESOURCES

Audio & EVP

Record controlled sessions and review without prompting.

Topic resources are available below. The chapter number and book page references are awaiting the final table of contents.

Downloadable worksheets

SRL-009

EVP Session Log

Document an audio session with context and contamination markers.

DOWNLOAD FILLABLE PDF
SRL-010

Spirit Box Session Log

Record radio sweep settings and account for broadcast fragments.

DOWNLOAD FILLABLE PDF
SRL-015

Audio Evidence Review

Review audio independently before sharing suggested words.

DOWNLOAD FILLABLE PDF
EXPANDED MATERIAL

Apply the method

Read the practical guidance for this topic, then use the linked worksheets to document your work.

OPEN THE TOPIC GUIDE
EXPERIMENTS

Test an explanation

Practice controlled comparisons and record the result, including inconclusive outcomes.

EXPERIMENT LIBRARY
REFERENCES

Read the source

Primary technical and historical resources for measurement, recordings, and site research.

REFERENCE LIBRARY
AWAITING PUBLICATION

Photographs & annotated examples

Book-specific photographs will be added with captions, permissions, and source context. No case image is represented by an illustrative laboratory image.

AWAITING PUBLICATION

Bonus material & chapter references

Chapter-specific additions and exact book page references will appear here after the manuscript is finalized.